91421379

素因数分解:

$3^4\times 7^1\times {\mathrm{161237}}^1$

素因数の和:161256

約数の個数: 20

約数和(自身を含む): 156078384

約数和(自身を除く): 64657005

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 161237, 483711, 1128659, 1451133, 3385977, 4353399, 10157931, 13060197, 30473793, 91421379]

約数ペア:

[(1, 91421379), (3, 30473793), (7, 13060197), (9, 10157931), (21, 4353399), (27, 3385977), (63, 1451133), (81, 1128659), (189, 483711), (567, 161237)]